Power adapter



FIG. 1 is a front view of a power adapter with retracting cord showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a first bottom front perspective view thereof;

FIG. 4 is a second bottom front perspective view thereof shown in an alternate position;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the power adapter that form no part of the claimed design. 

CLAIM The ornamental design for a power adapter, as shown and described. 